Math A Unit 3 Objectives

Unit 3A: Shape and Movement

Students will…

· use a variety of triangles and quadrilaterals to draw conclusions about the sum of the measure of their interior angles.

· identify or describe diagonal lines or line segments

· determine missing angle measures using estimation and direct and indirect measurements

· measure angles in a triangle.

· define and identify angles as adjacent, complementary, or supplementary.

· classify triangles and quadrilaterals by sides and angles

· graph ordered pairs in the four quadrants of a coordinate plane.

· draw and analyze geometric figures on a coordinate plane.

· draw circles, angles, triangles, and quadrilaterals based on given measurements using a variety of tools and methods.

· locate, give coordinates of, and graph plane figures that are the results of reflections and translations in all quadrants of the coordinate plane.

· locate, give coordinates of, and graph plane figures that are the results of rotations (multiples of 90 degrees).

· identify congruent and similar figures.

Unit 3B: Measurement and Formula

Students will…

· identify and predict the effect of combining and dividing geometric shapes into other shapes.

· develop and use formulas, using related formulas and models, to determine areas of polygons such as triangles, parallelograms, trapezoids, and circles.

· determine the relationship between the diameter and the circumference of a circle.

· estimate and compute the circumference and area of a circle using formulas and other methods.

· make a model of a three-dimensional figure from a two-dimensional drawing.

· make a two-dimensional drawing of a three-dimensional figure.

*Challenge*

Students will…

· construct congruent segments and angles.

· construct bisectors.

· identify corresponding angles, alternate interior, and alternate exterior angles.

· calculate surface area of a rectangular prism